LEGO Nya vs. Mutation Monster Spinner (71849)

On LEGO’s Last Chance to Buy list. LEGO has flagged this set for retirement — once it leaves the list, production ends and the aftermarket is the only way to get one.

LEGO Nya vs. Mutation Monster Spinner is a 49-piece NINJAGO® set for ages 6+, currently $9.99 at retail (LEGO.com shows “Will ship by October 29, 2026”). At $9.99 for 49 pieces it works out to 20.4¢ per piece. It’s the 7th-priciest of the 11 NINJAGO® sets currently on LEGO’s retiring list. We first spotted it on the Last Chance to Buy list on September 15, 2026. LEGO.com owners rate it 4.5★ out of 5.